Home / 1,742,678.48-2,610,232.28-842,231.79

Finding the Fourth Proportional to 1,742,678.48, 2,610,232.28 and 842,231.79

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Solution

The fourth proportional to 1,742,678.48, 2,610,232.28 and 842,231.79 is: 1,261,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,678.48 : 2,610,232.28 = 842,231.79 : x
  2. Step 2: Convert to fraction form
    1,742,678.48/2,610,232.28 = 842,231.79/x
  3. Step 3: Cross multiply
    1,742,678.48x = 2,610,232.28 × 842,231.79
  4. Step 4: Simplify right side
    1,742,678.48x = 2,198,420,601,289.02
  5. Step 5: Solve for x
    x = 2,198,420,601,289.02/1,742,678.48
  6. Step 6: Final answer
    x = 1,261,518.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.